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Finding the Third Proportional to 62,390,917 and 134,646,710

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Solution

The third proportional to 62,390,917 and 134,646,710 is: 290,582,946.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,390,917 : 134,646,710 = 134,646,710 : x
  2. Step 2: Convert to fraction form
    62,390,917/134,646,710 = 134,646,710/x
  3. Step 3: Cross multiply
    62,390,917x = 134,646,710 × 134,646,710
  4. Step 4: Simplify right side
    62,390,917x = 18,129,736,513,824,100
  5. Step 5: Solve for x
    x = 18,129,736,513,824,100/62,390,917
  6. Step 6: Final answer
    x = 290,582,946.77

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.